プログレッシブ和英中辞典(第３版)の解説
さんばい【三倍】
three times ((as many, as much)); threefold
- 24の3倍はいくつですか
What is 24 multiplied by 3? - 10年間で彼の収入は3倍になった
His income has trebled in ten years. - 彼は私の三倍も稼いでいる
He earns three times as much as I do.